#!/usr/bin/env python3
"""
脚本名称：ch24_exe.py
功能描述： 演示更多练习，复合情况
作者：Gavin
创建日期：2022-05-06
版本：1.0
依赖库：无
使用方法： python ch24_exe.py
"""

print("Let's practice everything.")
print('You\'d need to know \'bout escapes with \\ that do \n newlines and \t tabs.')
poem = """
\tThe lovely world
with logic so firmly planted
cannot discern \n the needs of love
nor comprehend passion from intuition
and requires an explanation
\n\t\twhere there is none.
"""

print("--------------")
print(poem)
print("--------------")
five = 10 - 2 + 3 - 6
print("This should be five: %s" % five)


def secret_formula(started):
    jelly_beans = started * 500
    jars = jelly_beans / 1000
    crates = jars / 100
    return jelly_beans, jars, crates


start_point = 10000
beans, jars, crates = secret_formula(start_point)
print("With a starting point of: %d" % start_point)
print("We'd have %d beans, %d jars, and %d crates." % (beans, jars, crates))

start_point = start_point / 10
print("We can also do that this way:")
print("We'd have %d beans, %d jars, and %d crates." % secret_formula(start_point))
